Home / 13,369.76-20,057.09-4,484.19

Finding the Fourth Proportional to 13,369.76, 20,057.09 and 4,484.19

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Solution

The fourth proportional to 13,369.76, 20,057.09 and 4,484.19 is: 6,727.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,369.76 : 20,057.09 = 4,484.19 : x
  2. Step 2: Convert to fraction form
    13,369.76/20,057.09 = 4,484.19/x
  3. Step 3: Cross multiply
    13,369.76x = 20,057.09 × 4,484.19
  4. Step 4: Simplify right side
    13,369.76x = 89,939,802.41
  5. Step 5: Solve for x
    x = 89,939,802.41/13,369.76
  6. Step 6: Final answer
    x = 6,727.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.